CELF ; CMMS ; SPELT ; Story telling (in language acquisition) ; Kindersprache (pathol.) ; Child language (pathol.) ; Specific language impairment; SLI; Dysgrammatismus (Kindersprache) ; Dysgrammatism (child language) ; Handicapped language acquisition ; Dual language acquisition; Bimodal language acquisition; Spracherwerb (biling.) ; Language acquisition (biling.) ; Bilingual language acquisition ; Bilingual aphasia; Speech pathology (biling.) ; Auswanderer; Emigrants; Migrant; Aussiedler; Gastarbeiter; Arbeitsmigranten; Immigrants/Emigrants ; Second language acquisition in children; Kindlicher Zweitspracherwerb; Child second language acquisition ; Canada (English language in) ; Kanada (engl. Sprache in) ; English in Canada